/*
 * Copyright 2005-2007 Russ Cox, Massachusetts Institute of Technology
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <task.h>

const int STACK = 32768;
Channel *c;

void
delaytask(void *v)
{
	taskdelay((int)v);
	printf("awake after %d ms\n", (int)v);
	chansendul(c, 0);
}

void
taskmain(int argc, char **argv)
{
	int i, n = 0;
	c = chancreate(sizeof(unsigned long), 0);
	for (i = 1; i < argc; ++i) {
		++n;
		printf("x");
		taskcreate(delaytask, (void *)atoi(argv[i]), STACK);
	}
	/* wait for n tasks to finish */
	for (i = 0; i < n; ++i) {
		printf("y");
		chanrecvul(c);
	}
	taskexitall(EXIT_SUCCESS);
}
